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$392+ Cheap flights from Montana to Vietnam

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — SGN
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Montana to Vietnam

Cheapest flights from Montana to Vietnam
Explore the most affordable flight options available from Montana to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This United Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/15:00 am
BIL
-
SGN
3 stops27h 55m
United Airlines
Thu 10/157:00 am
SGN
-
BIL
3 stops26h 51m
United Airlines
Deal found 1/25$733
This United Airlines deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/296:30 am
BIL
-
SGN
3 stops50h 25m
United Airlines
Mon 2/26:00 am
SGN
-
BIL
3 stops41h 50m
United Airlines
Deal found 1/24$861
This Ovago deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:00 am
BIL
-
SGN
2 stops26h 05m
Multiple Airlines
Thu 10/157:00 am
SGN
-
BIL
2 stops28h 41m
Multiple Airlines
Deal found 1/25$869
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/24:13 pm
BIL
-
SGN
3 stops64h 42m
United Airlines
Sun 2/226:00 am
SGN
-
BIL
3 stops65h 50m
United Airlines
Deal found 1/26$1,037
This oojo deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/52:02 pm
BIL
-
SGN
2 stops36h 43m
Multiple Airlines
Sat 5/26:05 pm
SGN
-
BIL
2 stops41h 54m
Multiple Airlines
Deal found 1/27$1,062
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/22:45 pm
BIL
-
SGN
3 stops66h 10m
United Airlines
Mon 2/236:00 am
SGN
-
BIL
3 stops41h 50m
United Airlines
Deal found 1/26$1,070
This Korean Air deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:33 am
FCA
-
DAD
2 stops25h 32m
Korean Air
Mon 9/1410:55 pm
DAD
-
FCA
2 stops29h 40m
Korean Air
Deal found 1/25$1,297
This eDestinos deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/87:46 pm
FCA
-
DAD
2 stops27h 29m
Multiple Airlines
Sun 2/2211:00 pm
DAD
-
FCA
2 stops38h 57m
Multiple Airlines
Deal found 1/26$1,984

Find flight deals from Montana to Vietnam

Keep the following information in mind while searching for Montana to Vietnam flight deals. Data was last updated January 27, 2026.

Round-trip from

$1,338
(United Airlines)

One-way from

$392
(United Airlines)
From Montana to Vietnam
Search Deals
One-way flight from Montana to Vietnam
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montana to Vietnam that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 27, 2026.
Use the filters below to find and compare flights from Montana to Vietnam that are best for you.

Fly from

Montana

Fly to

Vietnam

Route

Depart

Return

Price

BillingsHo Chi Minh City

BIL - SGN

BILSGN

Billings Logan Intl

Sun 2/22

2:35 pm-10:55 pm

3 stops66h 20m

Ho Chi Minh City

Sun 3/1

6:00 am-9:50 am

3 stops65h 50m

$1,338

BillingsHo Chi Minh City

BIL - SGN

BILSGN

Billings Logan Intl

Sun 2/22

7:00 am-5:00 pm

2 stops44h 00m

Ho Chi Minh City

Sun 3/1

5:50 pm-11:38 pm

2 stops43h 48m

$1,358

KalispellDa Nang

FCA - DAD

FCADAD

Kalispell Glacier Park

Sun 2/8

7:46 pm-1:15 pm

2 stops27h 29m

Da Nang

Sun 2/22

11:00 pm-11:57 pm

2 stops38h 57m

$1,984

BillingsHo Chi Minh City

BIL - SGN

BILSGN

Billings Logan Intl

Sun 3/1

5:53 pm-10:55 pm

3 stops39h 02m

$392

BillingsHo Chi Minh City

BIL - SGN

BILSGN

Billings Logan Intl

Sun 3/1

5:53 pm-10:55 pm

2 stops39h 02m

$462

BillingsHo Chi Minh City

BIL - SGN

BILSGN

Billings Logan Intl

Sat 2/7

7:00 am-8:25 am

3 stops59h 25m

$471

BillingsHo Chi Minh City

BIL - SGN

BILSGN

Billings Logan Intl

Tue 2/3

4:13 pm-10:55 pm

3 stops40h 42m

$491

BillingsHo Chi Minh City

BIL - SGN

BILSGN

Billings Logan Intl

Mon 2/2

4:13 pm-10:55 pm

3 stops64h 42m

$496

BillingsHo Chi Minh City

BIL - SGN

BILSGN

Billings Logan Intl

Tue 2/3

3:35 pm-4:45 pm

2 stops35h 10m

$521

BillingsHo Chi Minh City

BIL - SGN

BILSGN

Billings Logan Intl

Thu 2/5

2:02 pm-4:45 pm

2 stops36h 43m

$521

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 14 results
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Best time to book a flight from Montana to Vietnam

Have a flexible travel schedule? Discover the best time to fly to Vietnam from Montana with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Montana to Vietnam
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Montana to Vietnam. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Montana to Vietnam?

    For as low as $1,338, United Airlines can have you in Vietnam from Montana in 66h 20m. The distance between Montana and Vietnam is about 7950 mi.

  • Can I find deals for flights from Montana to Vietnam that include hotel bookings?

    Yes. In addition to deals on Montana to Vietnam flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montana to Vietnam?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montana to Vietnam.

  • Can I find deals for business class flights from Montana to Vietnam?

    Yes. Cheapflights offers flight deals from Montana to Vietnam by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Montana to Vietnam

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Montana to Vietnam

Discover the top airline that operate flights from Montana to Vietnam. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$852Average$1,386FlexibilityNo cancel feeOn-time69%

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